Meaning of the word unreasoning in English

What does unreasoning mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

unreasoning

US /ʌnˈriː.zən.ɪŋ/
UK /ʌnˈriː.zən.ɪŋ/

Adjective

not using or based on reason; irrational

Example:
He had an unreasoning fear of heights.
Her anger was sudden and unreasoning.